( (IP-MAT (NP-SBJ *pro*)
          (PP-TPC (NP (N わいせつ画像))
                  (P-OPTR は))
          (PU 、)
          (CP-THT-OB1 (IP-SUB (IP-ADV-CONJ (PP-SBJ (NP (PRO それ)
                                                       (PRN (NP (PRO そのもの))))
                                                   (P-ROLE が))
                                           (NP-PRD (N 問題))
                                           (AX な)
                                           (FN の)
                                           (AX で)
                                           (P-OPTR は)
                                           (NEG なく))
                              (PU 、)
                              (PP-SBJ (CP-QUE (IP-SUB (PP-OB1 (NP (PRO それ))
                                                              (P-ROLE を))
                                                      (PP-SBJ (NP (WPRO 誰))
                                                              (P-ROLE が))
                                                      (VB 見る))
                                              (P-FINAL か))
                                      (P-ROLE が))
                              (NP-PRD (N 問題))
                              (AX だ))
                      (P-COMP と))
          (VB 思う)
          (PU 。))
  (ID 479_textbook_djg_advanced;page_553;JP))